Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/shaggy...

[pandora-kernel.git] / drivers / net / pcnet32.c

diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index 5f994b5..90498ff 100644 (file)
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -282,7 +282,6 @@ struct pcnet32_private {
 
        struct net_device       *dev;
        struct napi_struct      napi;
-       struct net_device_stats stats;
        char                    tx_full;
        char                    phycount;       /* number of phys found */
        int                     options;
@@ -442,7 +441,9 @@ static struct pcnet32_access pcnet32_dwio = {
 
 static void pcnet32_netif_stop(struct net_device *dev)
 {
+#ifdef CONFIG_PCNET32_NAPI
        struct pcnet32_private *lp = netdev_priv(dev);
+#endif
        dev->trans_start = jiffies;
 #ifdef CONFIG_PCNET32_NAPI
        napi_disable(&lp->napi);
@@ -452,9 +453,16 @@ static void pcnet32_netif_stop(struct net_device *dev)
 
 static void pcnet32_netif_start(struct net_device *dev)
 {
+#ifdef CONFIG_PCNET32_NAPI
        struct pcnet32_private *lp = netdev_priv(dev);
+       ulong ioaddr = dev->base_addr;
+       u16 val;
+#endif
        netif_wake_queue(dev);
 #ifdef CONFIG_PCNET32_NAPI
+       val = lp->a.read_csr(ioaddr, CSR3);
+       val &= 0x00ff;
+       lp->a.write_csr(ioaddr, CSR3, val);
        napi_enable(&lp->napi);
 #endif
 }
@@ -1178,15 +1186,15 @@ static void pcnet32_rx_entry(struct net_device *dev,
                 * buffers, with only the last correctly noting the error.
                 */
                if (status & 0x01)      /* Only count a general error at the */
-                       lp->stats.rx_errors++;  /* end of a packet. */
+                       dev->stats.rx_errors++; /* end of a packet. */
                if (status & 0x20)
-                       lp->stats.rx_frame_errors++;
+                       dev->stats.rx_frame_errors++;
                if (status & 0x10)
-                       lp->stats.rx_over_errors++;
+                       dev->stats.rx_over_errors++;
                if (status & 0x08)
-                       lp->stats.rx_crc_errors++;
+                       dev->stats.rx_crc_errors++;
                if (status & 0x04)
-                       lp->stats.rx_fifo_errors++;
+                       dev->stats.rx_fifo_errors++;
                return;
        }
 
@@ -1197,13 +1205,13 @@ static void pcnet32_rx_entry(struct net_device *dev,
                if (netif_msg_drv(lp))
                        printk(KERN_ERR "%s: Impossible packet size %d!\n",
                               dev->name, pkt_len);
-               lp->stats.rx_errors++;
+               dev->stats.rx_errors++;
                return;
        }
        if (pkt_len < 60) {
                if (netif_msg_rx_err(lp))
                        printk(KERN_ERR "%s: Runt packet!\n", dev->name);
-               lp->stats.rx_errors++;
+               dev->stats.rx_errors++;
                return;
        }
 
@@ -1237,7 +1245,7 @@ static void pcnet32_rx_entry(struct net_device *dev,
                        printk(KERN_ERR
                               "%s: Memory squeeze, dropping packet.\n",
                               dev->name);
-               lp->stats.rx_dropped++;
+               dev->stats.rx_dropped++;
                return;
        }
        skb->dev = dev;
@@ -1256,7 +1264,7 @@ static void pcnet32_rx_entry(struct net_device *dev,
                                               pkt_len,
                                               PCI_DMA_FROMDEVICE);
        }
-       lp->stats.rx_bytes += skb->len;
+       dev->stats.rx_bytes += skb->len;
        skb->protocol = eth_type_trans(skb, dev);
 #ifdef CONFIG_PCNET32_NAPI
        netif_receive_skb(skb);
@@ -1264,7 +1272,7 @@ static void pcnet32_rx_entry(struct net_device *dev,
        netif_rx(skb);
 #endif
        dev->last_rx = jiffies;
-       lp->stats.rx_packets++;
+       dev->stats.rx_packets++;
        return;
 }
 
@@ -1312,21 +1320,21 @@ static int pcnet32_tx(struct net_device *dev)
                if (status & 0x4000) {
                        /* There was a major error, log it. */
                        int err_status = le32_to_cpu(lp->tx_ring[entry].misc);
-                       lp->stats.tx_errors++;
+                       dev->stats.tx_errors++;
                        if (netif_msg_tx_err(lp))
                                printk(KERN_ERR
                                       "%s: Tx error status=%04x err_status=%08x\n",
                                       dev->name, status,
                                       err_status);
                        if (err_status & 0x04000000)
-                               lp->stats.tx_aborted_errors++;
+                               dev->stats.tx_aborted_errors++;
                        if (err_status & 0x08000000)
-                               lp->stats.tx_carrier_errors++;
+                               dev->stats.tx_carrier_errors++;
                        if (err_status & 0x10000000)
-                               lp->stats.tx_window_errors++;
+                               dev->stats.tx_window_errors++;
 #ifndef DO_DXSUFLO
                        if (err_status & 0x40000000) {
-                               lp->stats.tx_fifo_errors++;
+                               dev->stats.tx_fifo_errors++;
                                /* Ackk!  On FIFO errors the Tx unit is turned off! */
                                /* Remove this verbosity later! */
                                if (netif_msg_tx_err(lp))
@@ -1337,7 +1345,7 @@ static int pcnet32_tx(struct net_device *dev)
                        }
 #else
                        if (err_status & 0x40000000) {
-                               lp->stats.tx_fifo_errors++;
+                               dev->stats.tx_fifo_errors++;
                                if (!lp->dxsuflo) {     /* If controller doesn't recover ... */
                                        /* Ackk!  On FIFO errors the Tx unit is turned off! */
                                        /* Remove this verbosity later! */
@@ -1351,8 +1359,8 @@ static int pcnet32_tx(struct net_device *dev)
 #endif
                } else {
                        if (status & 0x1800)
-                               lp->stats.collisions++;
-                       lp->stats.tx_packets++;
+                               dev->stats.collisions++;
+                       dev->stats.tx_packets++;
                }
 
                /* We must free the original skb */
@@ -1849,6 +1857,9 @@ pcnet32_probe1(unsigned long ioaddr, int shared, struct pci_dev *pdev)
        lp->mii_if.mdio_read = mdio_read;
        lp->mii_if.mdio_write = mdio_write;
 
+       /* napi.weight is used in both the napi and non-napi cases */
+       lp->napi.weight = lp->rx_ring_size / 2;
+
 #ifdef CONFIG_PCNET32_NAPI
        netif_napi_add(dev, &lp->napi, pcnet32_poll, lp->rx_ring_size / 2);
 #endif
@@ -2471,7 +2482,7 @@ static void pcnet32_tx_timeout(struct net_device *dev)
                       "%s: transmit timed out, status %4.4x, resetting.\n",
                       dev->name, lp->a.read_csr(ioaddr, CSR0));
        lp->a.write_csr(ioaddr, CSR0, CSR0_STOP);
-       lp->stats.tx_errors++;
+       dev->stats.tx_errors++;
        if (netif_msg_tx_err(lp)) {
                int i;
                printk(KERN_DEBUG
@@ -2541,7 +2552,7 @@ static int pcnet32_start_xmit(struct sk_buff *skb, struct net_device *dev)
        lp->tx_ring[entry].status = cpu_to_le16(status);
 
        lp->cur_tx++;
-       lp->stats.tx_bytes += skb->len;
+       dev->stats.tx_bytes += skb->len;
 
        /* Trigger an immediate send poll. */
        lp->a.write_csr(ioaddr, CSR0, CSR0_INTEN | CSR0_TXPOLL);
@@ -2586,7 +2597,7 @@ pcnet32_interrupt(int irq, void *dev_id)
 
                /* Log misc errors. */
                if (csr0 & 0x4000)
-                       lp->stats.tx_errors++;  /* Tx babble. */
+                       dev->stats.tx_errors++; /* Tx babble. */
                if (csr0 & 0x1000) {
                        /*
                         * This happens when our receive ring is full. This
@@ -2599,7 +2610,7 @@ pcnet32_interrupt(int irq, void *dev_id)
                         * don't get a rx interrupt, but a missed frame
                         * interrupt sooner or later.
                         */
-                       lp->stats.rx_errors++;  /* Missed a Rx frame. */
+                       dev->stats.rx_errors++; /* Missed a Rx frame. */
                }
                if (csr0 & 0x0800) {
                        if (netif_msg_drv(lp))
@@ -2661,7 +2672,7 @@ static int pcnet32_close(struct net_device *dev)
 
        spin_lock_irqsave(&lp->lock, flags);
 
-       lp->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
+       dev->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
 
        if (netif_msg_ifdown(lp))
                printk(KERN_DEBUG
@@ -2698,10 +2709,10 @@ static struct net_device_stats *pcnet32_get_stats(struct net_device *dev)
        unsigned long flags;
 
        spin_lock_irqsave(&lp->lock, flags);
-       lp->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
+       dev->stats.rx_missed_errors = lp->a.read_csr(ioaddr, 112);
        spin_unlock_irqrestore(&lp->lock, flags);
 
-       return &lp->stats;
+       return &dev->stats;
 }
 
 /* taken from the sunlance driver, which it took from the depca driver */